Income Taxes (Tables)

12 Months Ended

Dec. 31, 2020

Income Tax Disclosure [Abstract]

Summary of Income from Continuing Operations before Income Taxes

Income from continuing operations before income taxes consisted of the following: 

	Year Ended December 31,
(in thousands)	2020			2019			2018
Foreign	$	(95,919	)	$	49,171		$	54,753
United States		(264,940	)		(23,061	)		10,256
Income (loss) from continuing operations before income taxes	$	(360,859	)	$	26,110		$	65,009

Summary of Significant Components of the Income Tax Provision From Continuing Operations

Significant components of the income tax provision from continuing operations are as follows:

	Year Ended December 31,
(in thousands)	2020			2019			2018
Current:
United States:
Federal	$	(128	)	$	(2,260	)	$	41
State		674			1,400			(335	)
Foreign		(1,397	)		13,764			12,039
Total current		(851	)		12,904			11,745
Deferred:
United States:
Federal		17,171			(3,355	)		1,860
State		2,896			(1,619	)		860
Foreign		(4,970	)		(5,424	)		2,630
Total deferred		15,097			(10,398	)		5,350
Income tax expense	$	14,246		$	2,506		$	17,095

Reconciliation of Income Tax Expense

	Year Ended December 31,
(in thousands)	2020					2019					2018
Computed income tax (benefit) expense at statutory federal income tax rate	$	(75,780	)	21.0	%	$	5,483		21.0	%	$	13,665		21.0	%
State income tax (benefit), net of federal benefit		(4,138	)	1.1	%		(173	)	(0.2	)%		3,489		5.4	%
Deemed mandatory repatriation state tax		—		0.0	%		—		0.0	%		(909	)	(1.4	)%
Deemed mandatory repatriation federal tax, net of foreign tax credit		—		0.0	%		—		0.0	%		(1,690	)	(2.6	)%
Remeasurement of deferred taxes due to change in tax rates		—		0.0	%		(4,517	)	(17.3	)%		(510	)	(0.8	)%
Foreign tax rate differential		(401	)	0.1	%		3,122		12.0	%		4,138		6.4	%
U.S. tax (benefit) on current year foreign earnings, net of foreign tax credits		—		0.0	%		(1,792	)	(6.9	)%		(223	)	(0.3	)%
Goodwill impairment		16,471		(4.6	)%		—		0.0	%		—		0.0	%
Change in valuation allowance		77,369		(21.3	)%		920		1.8	%		(653	)	(1.0	)%
Other adjustments, net		725		(0.2	)%		(537	)	(0.8	)%		(212	)	(0.3	)%
Income tax expense	$	14,246		(3.9	)%	$	2,506		9.6	%	$	17,095		26.4	%

Schedule of Deferred Tax Assets and Liabilities

The components of deferred income tax assets and liabilities included in the Consolidated Balance Sheets are as follows:

	December 31,
(in thousands)	2020			2019
Deferred tax assets:
Tax credit carryforwards	$	5,326		$	7,879
Pension, compensation, and other employee benefits		11,991			17,231
Provisions for losses		4,623			4,778
Net operating loss carryforwards		44,358			5,371
State income taxes		—			3,089
Leases		660			—
Goodwill and other intangible assets		18,055			—
Other deferred income tax assets		14,175			2,177
Total deferred tax assets		99,188			40,525
Valuation allowance		(81,795	)		(4,276	)
Foreign deferred tax assets included above		(7,717	)		(2,351	)
United States net deferred tax assets		9,676			33,898
Deferred tax liabilities:
Property and equipment		(24,017	)		(20,681	)
Goodwill and other intangible assets		(8,846	)		(16,172	)
Leases		(857	)		—
Life insurance		—			(3,945	)
Other deferred income tax liabilities		(4,485	)		(1,858	)
Total deferred tax liabilities		(38,205	)		(42,656	)
Foreign deferred tax liabilities included above		28,490			31,192
United States net deferred tax assets (liabilities)	$	(39	)	$	22,434

Schedule of Unrecognized Tax Benefits

(in thousands)
Balance at December 31, 2017	$	1,425
Additions for tax positions taken in prior years		31
Reductions for lapse of applicable statutes		(1,086	)
Balance at December 31, 2018		370
Additions for tax positions taken in prior years		151
Reductions for lapse of applicable statutes		(296	)
Balance at December 31, 2019		225
Additions for tax positions taken in prior years		25
Reductions for lapse of applicable statutes		—
Balance at December 31, 2020	$	250